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English definition of “pool”

pool

noun
 
 
/puːl/
SWIM [C] (also swimming pool) A2 an area of water that has been made for people to swim in: The hotel has two outdoor pools.Swimming
LIQUID [C] B2 a small area of water or a small amount of liquid on a surface: We dipped our feet in a shallow pool by the rocks. a pool of bloodInland waters
GAME [U] B1 a game in which two people use long, thin sticks to hit coloured balls into holes around the edge of a tableTarget sports
COLLECTION [C] a collection of money, people, or equipment that is shared by a group of people: a car pool for company businessGroups and collections of thingsVariety and mixturesFinancial investments and the stock market
(Definition of pool noun from the Cambridge Learners Dictionary © Cambridge University Press)
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